df <- data.frame( id = c(rep("Rodney",5), rep("Sarah",5)),
Data = rnorm( 10, 42, 42),
Longitude = rnorm(10, -78, 1 ),
Latitude = rnorm(10, 37, 1) )
df id Data Longitude Latitude
1 Rodney 54.388535 -77.47905 37.01242
2 Rodney 57.616164 -77.85114 35.46900
3 Rodney -6.052843 -79.04615 37.87116
4 Rodney 55.601411 -78.88803 36.60658
5 Rodney 67.780997 -78.50805 36.64936
6 Sarah 60.612158 -80.86092 37.25580
7 Sarah -37.985451 -77.97099 37.33632
8 Sarah 61.920253 -77.01260 36.85109
9 Sarah 66.566528 -77.83573 39.38739
10 Sarah -4.303770 -77.99922 36.54483